The drawing API Marker3 object

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[No canvas support]

Usage example

    var line = new RGraph.Line({
        id: 'cvs',
        data: [4,9,1,3,2,6,5],
        options: {
            labels: ['Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sunday'],
            hmargin: 5,
            tickmarks: 'endcircle',
            colors: ['black']
    var x      = line.coords[2][0],
        y      = line.coords[2][1],
        radius = 25;

    var marker3 = new RGraph.Drawing.Marker3({
        id: 'cvs',
        x: x,
        y: y,
        radius: radius,
        options: {
            fillstyle: 'rgba(255,0,0,1)'


Layout style:     


fillstyleThe color used to fill the

Interactive features

tooltipsThe tooltip for the circle. Even though you can only have one - this should still be an array: mycircle.set('tooltips', ['The tooltip']);null
tooltipsEventThis can be onclick or onmousemove and controls what event is used to trigger the tooltip.onclick
tooltipsHighlightThis stipulates whether the circle will be highlighted when the tooltip is shown.true
tooltipsNohideonclearNot an option that you'll need particularly often if at all. Setting this to true means that when you call the RGraph.clear() API function tooltip DO NOT get hidden.false


eventsClickIf you want to add your own onclick function you can do so by assigning it to this property. See here for details.null
eventsMousemoveIf you want to add your own onmousemove function you can do so by assigning it to this property. See here for details.null


highlightStyleBy default this is null but you can set it to a function if you wish so that function is called to do the chart highlighting. Its passed the shape object as an argument.null
highlightFillThis is the color that the circle is highlighted in (the fill) when the tooltip is shown.rgba(255,255,255,0.7)
© Copyright Richard Heyes 2008-2017